Segment Information - Summarized Financial Information (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Segment Reporting Information [Line Items]
Revenues	$ 4,459,757	$ 3,353,278	$ 12,657,285	$ 9,056,675
Operating income (loss)	$ 286,791	$ 248,077	$ 612,663	$ 523,457
Operating income (loss) margin, percentage	6.40%	7.40%	4.80%	5.80%
Non-cash stock compensation expense	$ 26,648	$ 21,642	$ 77,730	$ 64,252
Depreciation	$ 73,507	$ 61,616	$ 218,420	$ 186,480
Revenue from Contract with Customer, Segment Benchmark | Segment Concentration Risk
Segment Reporting Information [Line Items]
Concentration risk percentage	100.00%	100.00%	100.00%	100.00%
Corporate and Non-Allocated Costs
Segment Reporting Information [Line Items]
Operating income (loss)	$ (158,902)	$ (108,373)	$ (558,346)	$ (301,677)
Operating income (loss) margin, percentage	(3.60%)	(3.20%)	(4.40%)	(3.30%)
Amortization	$ 67,100	$ 22,800	$ 290,800	$ 65,400
Non-cash stock compensation expense	26,600	21,600	77,700	64,300
Depreciation	6,086	3,461	17,423	12,371
Electric Power Infrastructure Solutions | Operating Segments
Segment Reporting Information [Line Items]
Revenues	2,282,332	1,996,789	6,620,459	5,488,597
Operating income (loss)	$ 255,457	$ 252,415	$ 691,026	$ 613,121
Operating income (loss) margin, percentage	11.20%	12.60%	10.40%	11.20%
Depreciation	$ 35,896	$ 34,859	$ 109,456	$ 104,053
Electric Power Infrastructure Solutions | Operating Segments | Revenue from Contract with Customer, Segment Benchmark | Segment Concentration Risk
Segment Reporting Information [Line Items]
Concentration risk percentage	51.20%	59.50%	52.30%	60.60%
Renewable Energy Infrastructure Solutions | Operating Segments
Segment Reporting Information [Line Items]
Revenues	$ 978,779	$ 331,679	$ 2,778,647	$ 1,047,766
Operating income (loss)	$ 88,885	$ 35,868	$ 240,514	$ 111,096
Operating income (loss) margin, percentage	9.10%	10.80%	8.70%	10.60%
Depreciation	$ 11,214	$ 2,338	$ 29,625	$ 6,873
Renewable Energy Infrastructure Solutions | Operating Segments | Revenue from Contract with Customer, Segment Benchmark | Segment Concentration Risk
Segment Reporting Information [Line Items]
Concentration risk percentage	21.90%	9.90%	22.00%	11.60%
Underground Utility and Infrastructure Solutions | Operating Segments
Segment Reporting Information [Line Items]
Revenues	$ 1,198,646	$ 1,024,810	$ 3,258,179	$ 2,520,312
Operating income (loss)	$ 101,351	$ 68,167	$ 239,469	$ 100,917
Operating income (loss) margin, percentage	8.50%	6.70%	7.30%	4.00%
Depreciation	$ 20,311	$ 20,958	$ 61,916	$ 63,183
Underground Utility and Infrastructure Solutions | Operating Segments | Revenue from Contract with Customer, Segment Benchmark | Segment Concentration Risk
Segment Reporting Information [Line Items]
Concentration risk percentage	26.90%	30.60%	25.70%	27.80%